Dell PowerEdge R740xd Service Manual

Figure 34. Installing NVDIMM-N battery into air shroud
Next step
Follow the procedure listed in After working inside your system.
Removing NVDIMM-N battery from mid drive tray
Prerequisites
1 Follow the safety guidelines listed in Safety instructions.
2 Follow the procedure listed in Before working inside your system.
CAUTION
: NVDIMM-N battery is not hot swappable. To prevent data loss and potential damage to your system, ensure
that your system, LEDs on system, LEDs on NVDIMM-N and LEDs on NVDIMM-N battery are turned o before
removing the NVDIMM-N battery.
CAUTION: To avoid damage to the battery connector, you must rmly support the connector while installing or
removing a battery.
Steps
1 Lift the drive tray handles 90 degrees upward.
2 Using Phillips #2 screwdriver, remove the screw securing the NVDIMM-N battery.
3 Slide the NVDIMM-N battery to disengage it from the drive tray.
4 Disconnect the cables from the NVDIMM-N battery.
5 Holding the edges, lift the NVDIMM-N battery away from the system.
84
Installing and removing system components

Dell PowerEdge R740xd Specifications

General

Processor cache	22 MB
Processor model	4216
Execute Disable Bit	Yes
Processor frequency	2.1 GHz
Processor manufacturer	Intel
Processor boost frequency	3.2 GHz
On-board graphics card	-
Memory slots	24
Memory ranking	2
Internal memory	16 GB
Buffered memory type	Registered (buffered)
Internal memory type	DDR4-SDRAM
Maximum internal memory	192 GB
HDD size	2.5 \
HDD speed	10000 RPM
HDD interface	Serial Attached SCSI (SAS)
Optical drive type	No
Total storage capacity	1800 GB
Maximum storage capacity	- TB
Number of HDDs installed	1
Supported RAID controllers	PERC H740P 8GB
LAN controller	Broadcom 5720, Broadcom 57412
Cabling technology	10/100/1000Base-T(X)
Ethernet interface type	10 Gigabit Ethernet, Gigabit Ethernet
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports	4
Chassis type	Rack (2U)
Product color	Black
Compatible operating systems	- Canonical Ubuntu LTS - Citrix XenServer - Microsoft Windows Server with Hyper-V - Red Hat Enterprise Linux - SUSE Linux Enterprise Server - VMware ESXi
Power supply	750 W
Certification	CE, CCC, BIS
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 12000 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	10 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 80 %

Weight and Dimensions

Width	- mm
Height	86.8 mm